diff --git a/.drone.yml b/.drone.yml
index 9d55a96..9e6d566 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -6,4 +6,5 @@ steps:
   - name: test
     image: rust:alpine
     commands:
+      - apk add --no-cache musl-dev
       - cargo test